► Hybrid Active Noise Cancellation Personalized: Perfect for office, café, bus, train, car etc. Escape the sounds of the city with industry-leading noise cancelation. Personal Optimizing analyses personal characteristics like head size, glasses and hair, then optimizes sound to you. Lose yourself in silence. Reduce Ambient noises by up to 90% ► CVC 8.0 Mic & Bluetooth 5.0: Upgrade Bluetooth 5.0 technology promises ultra-fast and stable connection. CVC 8.0 noise-reduction microphone optimizes calling quality to enable you to stay in touch while listening to superior music. ► Hi-Fi Audio Sound & Deep Bass: Truly authentic sound. Dual 40mm large-aperture drivers to deliver produce Hi-Fi Audio make the headphones perfect for handling heavy beats and can reproduce a full range of frequencies up to 40 kHz. ► USB-C Turbo Charging & 30-Hour Playtime: A charge keeps you powered all day with approximately 30 hours of play time. Or a 10-minute quick charge provides up to 2 Hours of listening. ► Carrying Bag & Foldable Design: Super soft, pressure-relieving memory-protein earpads evenly distribute pressure and increase ear pad contact for a stable fit. Carrying Bag Makes It Easy to Carry and Store. VANKYO C751 headphones take you even deeper into silence with further improvements to our Advanced Noise Cancellation, and smart listening that adjusts to your situation. Hear what you want, the way you want World in. World out. In One Push. Vankyo ANC Headphones reduces everyday sounds by up to 90% so it's just you and your music. Immerse yourself in favorite tunes and leave all the trifles behind. Connecting the headset to both a music player and a smartphone (Android or iPhone) Note: The product cannot be used as a gaming headset and is NOT compatible with gaming devices. You need a SEPARATE Bluetooth Transmitter when connected with TV or PC. These noise cancelling headphones can work well both in wired and wireless mode. 3.5mm Aux cable comes with package. Be travel-ready. Plug the cable jack into the airplane adapter plug for easy in-flight listening. Double press the volume down button to choose the favorite mode for your music or sound. 5 EQ Mode includes Pop / Classic / Rock / Jazz / Voice FAQ Does the Mic work while wired? The aux cable does not have microphone function. Headphones' microphone only can be used in Bluetooth mode. Can these headphones support two devices? (Max Two Devices) Yes, it can support two mobile devices. You will not miss the phone call when you are watching movie on laptop or other devices. Can this headphone be used with the PlayStation 4 or Xbox ones controller? You need to use 3.5mm aux cord to connect the headphone with PS4 or Xbox ones controller. When you are using the aux cord, the mic functions will be disable.